646b892680
Some checks failed
Periodic Merges (6h) / master → staging-nixos (push) Failing after 12m50s
Periodic Merges (6h) / master → staging-next (push) Failing after 12m54s
Periodic Merges (24h) / merge-base(master,staging) → haskell-updates (push) Failing after 11m54s
Periodic Merges (6h) / staging-next → staging (push) Failing after 12m13s
Periodic Merges (24h) / staging-next-25.05 → staging-25.05 (push) Failing after 13m24s
Periodic Merges (24h) / release-25.05 → staging-next-25.05 (push) Failing after 14m28s
38 lines
973 B
Nix
38 lines
973 B
Nix
{ lib, ... }:
|
|
|
|
{
|
|
name = "sysfs";
|
|
meta.maintainers = with lib.maintainers; [ mvs ];
|
|
|
|
nodes.machine = {
|
|
boot.kernel.sysfs = {
|
|
kernel.mm.transparent_hugepage = {
|
|
enabled = "always";
|
|
defrag = "defer";
|
|
shmem_enabled = "within_size";
|
|
};
|
|
|
|
block."*".queue.scheduler = "none";
|
|
};
|
|
};
|
|
|
|
testScript =
|
|
{ nodes, ... }:
|
|
let
|
|
inherit (nodes.machine.boot.kernel) sysfs;
|
|
in
|
|
''
|
|
from shlex import quote
|
|
|
|
def check(filename, contents):
|
|
machine.succeed('grep -F -q {} {}'.format(quote(contents), quote(filename)))
|
|
|
|
check('/sys/kernel/mm/transparent_hugepage/enabled',
|
|
'[${sysfs.kernel.mm.transparent_hugepage.enabled}]')
|
|
check('/sys/kernel/mm/transparent_hugepage/defrag',
|
|
'[${sysfs.kernel.mm.transparent_hugepage.defrag}]')
|
|
check('/sys/kernel/mm/transparent_hugepage/shmem_enabled',
|
|
'[${sysfs.kernel.mm.transparent_hugepage.shmem_enabled}]')
|
|
'';
|
|
}
|